Mysis relicta

classification of opossum shrimps

...or crawl along the bottom; others creep among vegetation. Certain species swim in the open water, occasionally forming swarms consisting of great numbers of individuals. The freshwater species Mysis relicta, which is common in cold lakes of North America, Great Britain, and northern Europe, is an important food for lake trout in the Great Lakes. Some species, such as Heteromysis...